| PartNumber | 3FD-212 | 3FD-216 | 3FD-210 |
| Description | Power Transformers 12.6VAC CT 1.1VA Dual Primary | Power Transformers 16VCT@0.07A 8V@0.14A Dual Primary | Power Transformers 10VCT@0.11A 5V@0.22A Dual Primary |
| Manufacturer | Tamura | Tamura | Tamura |
| Product Category | Power Transformers | Power Transformers | Power Transformers |
| Series | 3FD-2xx | 3FD-2xx | 3FD-2xx |
| Product | Power Transformers | Power Transformers | Power Transformers |
| Type | Laminated Core | Laminated Core | Laminated Core |
| Packaging | Tube | Tube | Tube |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Termination Style | PC Pin | PC Pin | PC Pin |
| Height | 25.4 mm | 25.4 mm | 25.4 mm |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Size Dimension | 35.56mm L x 31.00mm W | 35.56mm L x 31.00mm W | 35.56mm L x 31.00mm W |
| Current Output Max | Parallel 180mA, Series 90mA | Parallel 140mA, Series 70mA | Parallel 220mA, Series 110mA |
| Power Max | 1.1 VA | 1.1 VA | 1.1 VA |
| Voltage Isolation | 2500Vrms | 2500Vrms | 2500Vrms |
| Height Seated Max | 38.00mm | 38.00mm | 25.40mm |
| Voltage Primary | 115V, 230V | 115V, 230V | 115V, 230V |
| Voltage Secondary Full Load | Parallel 6.3V, Series 12.6V | Parallel 8V, Series 16V | Parallel 5V, Series 10V |
| Primary Winding s | Dual | Dual | Dual |
| Secondary Winding s | Dual | Dual | Dual |
| Center Tap | No | No | No |
| Power Rating | 1.1 VA | 1.1 VA | 1.1 VA |
| Primary Voltage Rating | 115 V / 230 V | 115 V / 230 V | 115 V / 230 V |
| Primary Winding | Dual Primary Winding | Dual Primary Winding | Dual Primary Winding |
| Secondary Winding | Dual Secondary Winding | Dual Secondary Winding | Dual Secondary Winding |